/**
* get mime type for file
*
* @param string $a_file file name
* @return string mime type
* static
*/
static function getMimeType($a_file)
{
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$mime = ilMimeTypeUtil::getMimeType($a_file);
return $mime;
}
/**
* PUT method handler
*
* @param array parameter passing array
* @return bool true on success
*/
public function PUT(&$options)
{
global $ilUser;
$this->writelog('PUT(' . var_export($options, true) . ')');
$path = $this->davDeslashify($options['path']);
$parent = dirname($path);
$name = $this->davBasename($path);
// get dav object for path
$parentDAV =& $this->getObject($parent);
// sanity check
if (is_null($parentDAV) || !$parentDAV->isCollection()) {
return '409 Conflict';
}
// Prevent putting of files which exceed upload limit
// FIXME: since this is an optional parameter, we should to do the
// same check again in function PUTfinished.
if ($options['content_length'] != null && $options['content_length'] > $this->getUploadMaxFilesize()) {
$this->writelog('PUT is forbidden, because content length=' . $options['content_length'] . ' is larger than upload_max_filesize=' . $this->getUploadMaxFilesize() . 'in php.ini');
return '403 Forbidden';
}
// determine mime type
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$mime = ilMimeTypeUtil::getMimeType("", $name, $options['content_type']);
$objDAV =& $this->getObject($path);
if (is_null($objDAV)) {
$ttype = $parentDAV->getILIASFileType();
$isperm = $parentDAV->isPermitted('create', $ttype);
if (!$isperm) {
$this->writelog('PUT is forbidden, because user has no create permission');
return '403 Forbidden';
}
$options["new"] = true;
$objDAV =& $parentDAV->createFile($name);
$this->writelog('PUT obj=' . $objDAV . ' name=' . $name . ' content_type=' . $options['content_type']);
//$objDAV->setContentType($options['content_type']);
$objDAV->setContentType($mime);
if ($options['content_length'] != null) {
$objDAV->setContentLength($options['content_length']);
}
$objDAV->write();
// Record write event
ilChangeEvent::_recordWriteEvent($objDAV->getObjectId(), $ilUser->getId(), 'create', $parentDAV->getObjectId());
} else {
if ($objDAV->isNullResource()) {
if (!$parentDAV->isPermitted('create', $parentDAV->getILIASFileType())) {
$this->writelog('PUT is forbidden, because user has no create permission');
return '403 Forbidden';
}
$options["new"] = false;
$objDAV =& $parentDAV->createFileFromNull($name, $objDAV);
$this->writelog('PUT obj=' . $objDAV . ' name=' . $name . ' content_type=' . $options['content_type']);
//$objDAV->setContentType($options['content_type']);
$objDAV->setContentType($mime);
if ($options['content_length'] != null) {
$objDAV->setContentLength($options['content_length']);
}
$objDAV->write();
// Record write event
ilChangeEvent::_recordWriteEvent($objDAV->getObjectId(), $ilUser->getId(), 'create', $parentDAV->getObjectId());
} else {
if (!$objDAV->isPermitted('write')) {
$this->writelog('PUT is forbidden, because user has no write permission');
return '403 Forbidden';
}
$options["new"] = false;
$this->writelog('PUT obj=' . $objDAV . ' name=' . $name . ' content_type=' . $options['content_type'] . ' content_length=' . $options['content_length']);
// Create a new version if the previous version is not empty
if ($objDAV->getContentLength() != 0) {
$objDAV->createNewVersion();
}
//$objDAV->setContentType($options['content_type']);
$objDAV->setContentType($mime);
if ($options['content_length'] != null) {
$objDAV->setContentLength($options['content_length']);
}
$objDAV->write();
// Record write event
ilChangeEvent::_recordWriteEvent($objDAV->getObjectId(), $ilUser->getId(), 'update');
ilChangeEvent::_catchupWriteEvents($objDAV->getObjectId(), $ilUser->getId(), 'update');
}
}
// store this object, we reuse it in method PUTfinished
$this->putObjDAV = $objDAV;
$out =& $objDAV->getContentOutputStream();
$this->writelog('PUT outputstream=' . $out);
return $out;
}
break;
case UPLOAD_ERR_NO_TMP_DIR:
$errors->fields[] = array('name' => 'img_file', 'message' => $lng->txt("form_msg_file_missing_tmp_dir"));
break;
case UPLOAD_ERR_CANT_WRITE:
$errors->fields[] = array('name' => 'img_file', 'message' => $lng->txt("form_msg_file_cannot_write_to_disk"));
break;
case UPLOAD_ERR_EXTENSION:
$errors->fields[] = array('name' => 'img_file', 'message' => $lng->txt("form_msg_file_upload_stopped_ext"));
break;
}
// check suffixes
if (!$errors->fields && !$errors->general) {
$finfo = pathinfo($_FILES['img_file']['name']);
require_once 'Services/Utilities/classes/class.ilMimeTypeUtil.php';
$mime_type = ilMimeTypeUtil::getMimeType($_FILES['img_file']['tmp_name'], $_FILES['img_file']['name'], $_FILES['img_file']['type']);
if (!in_array(strtolower($finfo['extension']), $tinyMCE_valid_imgs) || !in_array($mime_type, array('image/gif', 'image/jpeg', 'image/png'))) {
$errors->fields[] = array('name' => 'img_file', 'message' => $lng->txt("form_msg_file_wrong_file_type"));
}
}
// virus handling
if (!$errors->fields && !$errors->general) {
if ($_FILES['img_file']["tmp_name"] != "") {
$vir = ilUtil::virusHandling($_FILES['img_file']["tmp_name"], $_FILES['img_file']["name"]);
if ($vir[0] == false) {
$errors->fields[] = array('name' => 'img_file', 'message' => $lng->txt("form_msg_file_virus_found") . "<br />" . $vir[1]);
}
}
}
if (!$errors->fields && !$errors->general) {
include_once 'webservice/soap/include/inc.soap_functions.php';
/**
* Function to parse incoming data from form input value $value. returns the strin/number/etc. to store in the database.
* @param $value
* @param ilDataCollectionRecordField $record_field
* @return int|string
*/
public function parseValue($value, ilDataCollectionRecordField $record_field)
{
$return = false;
if ($this->id == ilDataCollectionDatatype::INPUTFORMAT_FILE) {
$file = $value;
if ($file['tmp_name']) {
$file_obj = new ilObjFile();
$file_obj->setType("file");
$file_obj->setTitle($file["name"]);
$file_obj->setFileName($file["name"]);
$file_obj->setFileType(ilMimeTypeUtil::getMimeType("", $file["name"], $file["type"]));
$file_obj->setFileSize($file["size"]);
$file_obj->setMode("object");
$file_obj->create();
$file_obj->getUploadFile($file["tmp_name"], $file["name"]);
$file_id = $file_obj->getId();
$return = $file_id;
} else {
$return = $record_field->getValue();
}
} elseif ($this->id == ilDataCollectionDatatype::INPUTFORMAT_MOB) {
if ($value == -1) {
//marked for deletion.
return 0;
}
$media = $value;
if ($media['tmp_name']) {
$mob = new ilObjMediaObject();
$mob->setTitle($media['name']);
$mob->create();
$mob_dir = ilObjMediaObject::_getDirectory($mob->getId());
if (!is_dir($mob_dir)) {
$mob->createDirectory();
}
$media_item = new ilMediaItem();
$mob->addMediaItem($media_item);
$media_item->setPurpose("Standard");
$file_name = ilUtil::getASCIIFilename($media['name']);
$file_name = str_replace(" ", "_", $file_name);
$file = $mob_dir . "/" . $file_name;
$title = $file_name;
ilUtil::moveUploadedFile($media['tmp_name'], $file_name, $file);
ilUtil::renameExecutables($mob_dir);
list($width, $height, $type, $attr) = getimagesize($file);
$arr_properties = $record_field->getField()->getProperties();
$new_width = $arr_properties[ilDataCollectionField::PROPERTYID_WIDTH];
$new_height = $arr_properties[ilDataCollectionField::PROPERTYID_HEIGHT];
if ($new_width || $new_height) {
//only resize if it is bigger, not if it is smaller
if ($new_height < $height && $new_width < $width) {
//resize proportional
if (!$new_height || !$new_width) {
$format = ilObjMediaObject::getMimeType($file);
$wh = ilObjMediaObject::_determineWidthHeight("", "", $format, "File", $file, "", true, false, $arr_properties[ilDataCollectionField::PROPERTYID_WIDTH], (int) $arr_properties[ilDataCollectionField::PROPERTYID_HEIGHT]);
} else {
$wh['width'] = (int) $arr_properties[ilDataCollectionField::PROPERTYID_WIDTH];
$wh['height'] = (int) $arr_properties[ilDataCollectionField::PROPERTYID_HEIGHT];
}
}
$location = ilObjMediaObject::_resizeImage($file, $wh['width'], $wh['height'], false);
} else {
$location = $title;
}
ilObjMediaObject::_saveUsage($mob->getId(), "dcl:html", $record_field->getRecord()->getTable()->getCollectionObject()->getId());
$format = ilObjMediaObject::getMimeType($file);
$media_item->setFormat($format);
$media_item->setLocation($location);
$media_item->setLocationType("LocalFile");
$mob->update();
$return = $mob->getId();
} else {
$return = $record_field->getValue();
}
} elseif ($this->id == ilDataCollectionDatatype::INPUTFORMAT_DATETIME) {
return $value["date"] . " " . $value["time"];
} elseif ($this->id == ilDataCollectionDatatype::INPUTFORMAT_BOOLEAN) {
$return = $value ? 1 : 0;
} elseif ($this->id == ilDataCollectionDatatype::INPUTFORMAT_TEXT) {
$arr_properties = $record_field->getField()->getProperties();
if ($arr_properties[ilDataCollectionField::PROPERTYID_TEXTAREA]) {
$return = nl2br($value);
} else {
$return = $value;
}
} else {
if ($this->id == ilDataCollectionDatatype::INPUTFORMAT_NUMBER) {
$return = $value == '' ? null : $value;
//SW, Ilias Mantis #0011799: Return null otherwise '' is casted to 0 in DB
} else {
$return = $value;
}
}
return $return;
}
/**
* Handles the upload of a single file and adds it to the parent object.
*
* @param array $file_upload An array containing the file upload parameters.
* @return object The response object.
*/
protected function handleFileUpload($file_upload)
{
global $ilUser;
// file upload params
$filename = $file_upload["name"];
$type = $file_upload["type"];
$size = $file_upload["size"];
$temp_name = $file_upload["tmp_name"];
// additional params
$title = $file_upload["title"];
$description = $file_upload["description"];
$extract = $file_upload["extract"];
$keep_structure = $file_upload["keep_structure"];
// create answer object
$response = new stdClass();
$response->fileName = $filename;
$response->fileSize = intval($size);
$response->fileType = $type;
$response->fileUnzipped = $extract;
$response->error = null;
// extract archive?
if ($extract) {
$zip_file = $filename;
$adopt_structure = $keep_structure;
include_once "Services/Utilities/classes/class.ilFileUtils.php";
// Create unzip-directory
$newDir = ilUtil::ilTempnam();
ilUtil::makeDir($newDir);
// Check if permission is granted for creation of object, if necessary
if ($this->id_type != self::WORKSPACE_NODE_ID) {
$type = ilObject::_lookupType((int) $this->parent_id, true);
} else {
$type = ilObject::_lookupType($this->tree->lookupObjectId($this->parent_id), false);
}
$tree = $access_handler = null;
switch ($type) {
// workspace structure
case 'wfld':
case 'wsrt':
$permission = $this->checkPermissionBool("create", "", "wfld");
$containerType = "WorkspaceFolder";
$tree = $this->tree;
$access_handler = $this->getAccessHandler();
break;
// use categories as structure
// use categories as structure
case 'cat':
case 'root':
$permission = $this->checkPermissionBool("create", "", "cat");
$containerType = "Category";
break;
// use folders as structure (in courses)
// use folders as structure (in courses)
default:
$permission = $this->checkPermissionBool("create", "", "fold");
$containerType = "Folder";
break;
}
try {
// processZipFile (
// Dir to unzip,
// Path to uploaded file,
// should a structure be created (+ permission check)?
// ref_id of parent
// object that contains files (folder or category)
// should sendInfo be persistent?)
ilFileUtils::processZipFile($newDir, $temp_name, $adopt_structure && $permission, $this->parent_id, $containerType, $tree, $access_handler);
} catch (ilFileUtilsException $e) {
$response->error = $e->getMessage();
} catch (Exception $ex) {
$response->error = $ex->getMessage();
}
ilUtil::delDir($newDir);
// #15404
if ($this->id_type != self::WORKSPACE_NODE_ID) {
foreach (ilFileUtils::getNewObjects() as $parent_ref_id => $objects) {
if ($parent_ref_id != $this->parent_id) {
continue;
}
foreach ($objects as $object) {
$this->after_creation_callback_objects[] = $object;
}
}
}
} else {
if (trim($title) == "") {
$title = $filename;
} else {
// BEGIN WebDAV: Ensure that object title ends with the filename extension
$fileExtension = ilObjFileAccess::_getFileExtension($filename);
$titleExtension = ilObjFileAccess::_getFileExtension($title);
if ($titleExtension != $fileExtension && strlen($fileExtension) > 0) {
$title .= '.' . $fileExtension;
}
// END WebDAV: Ensure that object title ends with the filename extension
}
// create and insert file in grp_tree
include_once "./Modules/File/classes/class.ilObjFile.php";
$fileObj = new ilObjFile();
$fileObj->setTitle($title);
$fileObj->setDescription($description);
$fileObj->setFileName($filename);
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$fileObj->setFileType(ilMimeTypeUtil::getMimeType("", $filename, $type));
$fileObj->setFileSize($size);
$this->object_id = $fileObj->create();
$this->putObjectInTree($fileObj, $this->parent_id);
// see uploadFiles()
if (is_array($this->after_creation_callback_objects)) {
$this->after_creation_callback_objects[] = $fileObj;
}
// upload file to filesystem
$fileObj->createDirectory();
$fileObj->raiseUploadError(false);
$fileObj->getUploadFile($temp_name, $filename);
$this->handleAutoRating($fileObj);
// BEGIN ChangeEvent: Record write event.
require_once './Services/Tracking/classes/class.ilChangeEvent.php';
ilChangeEvent::_recordWriteEvent($fileObj->getId(), $ilUser->getId(), 'create');
// END ChangeEvent: Record write event.
}
return $response;
}
/**
* upload file
*/
function uploadFile()
{
global $lng;
// determine directory
$cur_subdir = str_replace(".", "", ilUtil::stripSlashes($_GET["cdir"]));
$cur_dir = !empty($cur_subdir) ? $this->main_dir . "/" . $cur_subdir : $this->main_dir;
$tgt_file = null;
if (is_file($_FILES["new_file"]["tmp_name"])) {
$tgt_file = $cur_dir . "/" . ilUtil::stripSlashes($_FILES["new_file"]["name"]);
move_uploaded_file($_FILES["new_file"]["tmp_name"], $tgt_file);
} elseif ($_POST["uploaded_file"]) {
include_once 'Services/FileSystem/classes/class.ilUploadFiles.php';
// check if the file is in the ftp directory and readable
if (ilUploadFiles::_checkUploadFile($_POST["uploaded_file"])) {
$tgt_file = $cur_dir . "/" . ilUtil::stripSlashes($_POST["uploaded_file"]);
// copy uploaded file to data directory
ilUploadFiles::_copyUploadFile($_POST["uploaded_file"], $tgt_file);
}
} else {
if (trim($_FILES["new_file"]["name"]) == "") {
ilUtil::sendFailure($lng->txt("cont_enter_a_file"), true);
}
}
if ($tgt_file && is_file($tgt_file)) {
$unzip = null;
// extract zip?
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
if (ilMimeTypeUtil::getMimeType($tgt_file) == "application/zip") {
$this->ctrl->setParameter($this, "upfile", basename($tgt_file));
$url = $this->ctrl->getLinkTarget($this, "unzipFile");
$this->ctrl->setParameter($this, "upfile", "");
include_once "Services/UIComponent/Button/classes/class.ilLinkButton.php";
$unzip = ilLinkButton::getInstance();
$unzip->setCaption("unzip");
$unzip->setUrl($url);
$unzip = " " . $unzip->render();
}
ilUtil::sendSuccess($lng->txt("cont_file_created") . $unzip, true);
$this->setPerformedCommand("create_file", array("name" => substr($tgt_file, strlen($this->main_dir) + 1)));
}
$this->ctrl->saveParameter($this, "cdir");
ilUtil::renameExecutables($this->main_dir);
$this->ctrl->redirect($this, "listFiles");
}
/**
* Get the mime type of the requested file
* @param string default type
* @return string mime type
* @access public
*/
public function getMimeType($default = 'application/octet-stream')
{
// take a previously set mimetype
if (isset($this->mimetype)) {
return $this->mimetype;
}
$mime = '';
// alex: changed due to bug http://www.ilias.de/mantis/view.php?id=9332
/* if (extension_loaded('Fileinfo'))
{
$finfo = finfo_open(FILEINFO_MIME);
$mime = finfo_file($finfo, $this->file);
finfo_close($finfo);
if ($pos = strpos($mime, ' '))
{
$mime = substr($mime, 0, $pos);
}
}
else
{*/
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$mime = ilMimeTypeUtil::getMimeType($this->file);
//$mime = ilObjMediaObject::getMimeType($this->file);
// }
// set and return the mime type
$this->mimetype = $mime ? $mime : $default;
return $this->mimetype;
}
/**
* Creates a dav file as a child of this object.
*
* @param string the name of the file.
* @return ilObjectDAV returns the created object, or null if creation failed.
*/
function createFile($name)
{
global $tree;
// create and insert Folder in tree
require_once 'Modules/File/classes/class.ilObjFile.php';
$newObj = new ilObjFile(0);
$newObj->setType($this->getILIASFileType());
$newObj->setTitle($name);
$newObj->setFileName($name);
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$mime = ilMimeTypeUtil::getMimeType("", $name, 'application/octet-stream');
//$newObj->setFileType('application/octet-stream');
$newObj->setFileType($mime);
//$newObj->setDescription('');
$newObj->create();
$newObj->createReference();
$newObj->setPermissions($this->getRefId());
$newObj->putInTree($this->getRefId());
//$newObj->createDirectory();
require_once 'class.ilObjFileDAV.php';
$objDAV = new ilObjFileDAV($newObj->getRefId(), $newObj);
/*
$fs = $objDAV->getContentOutputStream();
fwrite($fs,' ');
fclose($fs);
*/
return $objDAV;
}
/**
* Guesses the file type based on the current values returned by getFileType()
* and getFileExtension().
* If getFileType() returns 'application/octet-stream', the file extension is
* used to guess a more accurate file type.
*/
function guessFileType($a_file = "")
{
$path = pathinfo($a_file);
if ($path["extension"] != "") {
$filename = $path["basename"];
} else {
$filename = "dummy." . $this->getFileExtension();
}
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$mime = ilMimeTypeUtil::getMimeType($a_file, $filename, $this->getFileType());
return $mime;
/*
$fileType = $this->getFileType();
if (strlen($fileType) == 0) {
$fileType = 'application/octet-stream';
}
// Firefox browser assigns 'application/x-pdf' to PDF files, but
// it can only handle them if the have the mime-type 'application/pdf'.
if ($fileType == 'application/x-pdf')
{
$fileType = 'application/pdf';
}
if ($fileType == 'application/octet-stream')
{
$fileExtension = $this->getFileExtension();
$mimeArray = array(
'mpeg' => 'video/mpeg',
'mp3' => 'audio/mpeg',
'pdf' => 'application/pdf',
'gif' => 'image/gif',
'jpg' => 'image/jpg',
'png' => 'image/png',
'htm' => 'text/html',
'html' => 'text/html',
'wma' => 'video/x-ms-wma',
'wmv' => 'video/x-ms-wmv',
'swf' => 'application/x-shockwave-flash',
);
if (array_key_exists($fileExtension, $mimeArray))
{
$fileType = $mimeArray[$fileExtension];
}
}
return $fileType;
*/
}
/**
* updates object entry in object_data
*
* @access public
*/
function update()
{
global $ilTabs;
$form = $this->initPropertiesForm();
if (!$form->checkInput()) {
$ilTabs->activateTab("settings");
$form->setValuesByPost();
$this->tpl->setContent($form->getHTML());
return false;
}
$data = $form->getInput('file');
// delete trailing '/' in filename
while (substr($data["name"], -1) == '/') {
$data["name"] = substr($data["name"], 0, -1);
}
$filename = empty($data["name"]) ? $this->object->getFileName() : $data["name"];
$title = $form->getInput('title');
if (strlen(trim($title)) == 0) {
$title = $filename;
} else {
$title = $this->object->checkFileExtension($filename, $title);
}
$this->object->setTitle($title);
if (!empty($data["name"])) {
switch ($form->getInput('replace')) {
case 1:
$this->object->deleteVersions();
$this->object->clearDataDirectory();
$this->object->replaceFile($data['tmp_name'], $data['name']);
break;
case 0:
$this->object->addFileVersion($data['tmp_name'], $data['name']);
break;
}
$this->object->setFileName($data['name']);
include_once "./Services/Utilities/classes/class.ilMimeTypeUtil.php";
$this->object->setFileType(ilMimeTypeUtil::getMimeType("", $data["name"], $data["type"]));
$this->object->setFileSize($data['size']);
}
$this->object->setDescription($form->getInput('description'));
$this->update = $this->object->update();
// BEGIN ChangeEvent: Record update event.
if (!empty($data["name"])) {
require_once 'Services/Tracking/classes/class.ilChangeEvent.php';
global $ilUser;
ilChangeEvent::_recordWriteEvent($this->object->getId(), $ilUser->getId(), 'update');
ilChangeEvent::_catchupWriteEvents($this->object->getId(), $ilUser->getId());
}
// END ChangeEvent: Record update event.
// Update ecs export settings
include_once 'Modules/File/classes/class.ilECSFileSettings.php';
$ecs = new ilECSFileSettings($this->object);
$ecs->handleSettingsUpdate();
ilUtil::sendSuccess($this->lng->txt("msg_obj_modified"), true);
ilUtil::redirect($this->ctrl->getLinkTarget($this, 'edit', '', false, false));
}